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Orion Approaches Moon

By iftttauthorways4eu on Mon Nov 21 2022

On Nov. 20, the fifth day of the 25.5-day Artemis I mission, a camera mounted on the tip of one of Orion’s solar array wings captured this footage of the spacecraft and the Moon as it continued to grow nearer to our lunar neighbor. via NASA https://ift.tt/wa3XCIH

The Butterfly Nebula from Hubble

By iftttauthorways4eu on Mon Nov 21 2022

Stars can make beautiful patterns as they age — sometimes similar to flowers or insects. NGC 6302, the Butterfly Nebula, is a notable example. Though its gaseous wingspan covers over 3 light-years and its estimated surface temperature exceeds 200,000 degrees C, the aging central star of NGC 6302, the featured planetary nebula, has become exceptionally […]

Airglow Ripples over Tibet

By iftttauthorways4eu on Sun Nov 20 2022

Why would the sky look like a giant target? Airglow. Following a giant thunderstorm over Bangladesh in late April, giant circular ripples of glowing air appeared over Tibet, China, as pictured here. The unusual pattern is created by atmospheric gravity waves, waves of alternating air pressure that can grow with height as the air thins, […]

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